Yoon Soo Lim serves as Oaklawn-Tuttle Director of Vocal Music and Arts Department Chair at The Hill School in Pottstown, Pennsylvania, where she directs four vocal ensembles — Chamber Choir, Chorus, and the a cappella groups Hilltones and Hilltrebles — and teaches Music Theory and DJ & Music Production. She has led Hill singers to notable festivals and stages across the U.S., most recently Carnegie Hall.

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Ms. Lim has taught for more than twenty-five years across colleges, independent schools, and community settings in the greater Philadelphia and South Jersey regions. Choirs under her direction — spanning youth, collegiate, community, and church singers — have performed with The Philadelphia Orchestra, The Mendelssohn Club of Philadelphia, The Philadelphia Chamber Orchestra, and The Philly Pops on stages including the Academy of Music and the Kimmel Center.

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After earning Bachelor and Master of Music degrees from Temple University in piano performance, music history, and choral conducting, she pursued post-graduate conducting studies at Westminster Choir College and the University of St. Thomas, and holds certification in all four levels of Kodály methodology.

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Ms. Lim is an active member of the American Choral Directors Association and the National Association for Music Education. A frequent guest conductor and clinician at regional festivals, she brings the same philosophy to every setting: find your breath, find your voice, find joy.